avcodec/h263dec: use AV_EF_IGNORE_ERR

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/h263dec.c

@@ -273,6 +273,8 @@ static int decode_slice(MpegEncContext *s)
                 ff_er_add_slice(&s->er, s->resync_mb_x, s->resync_mb_y,
                                 s->mb_x, s->mb_y, ER_MB_ERROR & part_mask);
 
+                if (s->err_recognition & AV_EF_IGNORE_ERR)
+                    continue;
                 return AVERROR_INVALIDDATA;
             }
 

libavcodec/mpeg4videodec.c

@@ -1084,7 +1084,8 @@ static inline int mpeg4_decode_block(Mpeg4DecContext *ctx, int16_t *block,
                                 if (SHOW_UBITS(re, &s->gb, 1) == 0) {
                                     av_log(s->avctx, AV_LOG_ERROR,
                                            "1. marker bit missing in 3. esc\n");
-                                    return -1;
+                                    if (!(s->err_recognition & AV_EF_IGNORE_ERR))
+                                        return -1;
                                 }
                                 SKIP_CACHE(re, &s->gb, 1);
 
@@ -1094,7 +1095,8 @@ static inline int mpeg4_decode_block(Mpeg4DecContext *ctx, int16_t *block,
                                 if (SHOW_UBITS(re, &s->gb, 1) == 0) {
                                     av_log(s->avctx, AV_LOG_ERROR,
                                            "2. marker bit missing in 3. esc\n");
-                                    return -1;
+                                    if (!(s->err_recognition & AV_EF_IGNORE_ERR))
+                                        return -1;
                                 }
 
                                 SKIP_COUNTER(re, &s->gb, 1 + 12 + 1);